Zalman CNPS9900 NT vs Zalman CNPS9900A LED

Comparison of CNPS9900 NT, CNPS9900A LED

24 specifications	A Zalman CNPS9900 NTView product	B Zalman CNPS9900A LEDView product
Performance1 differ
Suitable locationKnown for one	—Unknown — not stated by the source	Processor
TypeDiffers	Air cooler	Cooler
Fan diameterKnown for one	—Unknown — not stated by the source	12 cm
Supported processor socketsKnown for one	—Unknown — not stated by the source	Socket AM2, Socket AM2+, Socket AM3, Socket AM3+, Socket FM1, Socket FM2
Compatible processor seriesKnown for one	—Unknown — not stated by the source	Not supported
Rotational speed (min)Known for one	—Unknown — not stated by the source	800 RPM
Rotational speed (max)Known for one	—Unknown — not stated by the source	2000 RPM
Noise level (low speed)Known for one	—Unknown — not stated by the source	18 dB
Noise level (high speed)Known for one	—Unknown — not stated by the source	38 dB
Compatible productsKnown for one	Pentium 4, Celeron D, Pentium D, Core 2 Duo, Core 2 Quad, Core 2 Extreme, Pentium Dual Core, Core i7, Core i5, Sempron, Athlon, Athlon 64, Athlon FX, Athlon 64 FX, Opteron, Dual-Core Opteron, Phenom, Athlon X2, Athlon 64 X2, Phenom II, Athlon II	—Unknown — not stated by the source
Designidentical
Product colourKnown for one	—Unknown — not stated by the source	Copper
Material	Copper	Copper
Number of fansKnown for one	—Unknown — not stated by the source	1 fan(s)
Illumination LEDKnown for one	—Unknown — not stated by the source	Yes
Illumination colourKnown for one	—Unknown — not stated by the source	Blue
Weight & dimensionsidentical
WidthKnown for one	—Unknown — not stated by the source	131 mm
DepthKnown for one	—Unknown — not stated by the source	94 mm
HeightKnown for one	—Unknown — not stated by the source	152 mm
Weight	730 g	730 g
Technical detailsidentical
Bearing technology	Double ball bearing	Double ball bearing
Other featuresidentical
Speed detection	Yes	Yes
Connector(s)	4 Pin	4 Pin
Dimensions (WxDxH)Known for one	131 x 94 x 152 mm	—Unknown — not stated by the source
Rotational speedKnown for one	800 RPM	—Unknown — not stated by the source

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.